Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4697298 | Traveling cleaner system | — | 1987-10-06 |
| 4435876 | Fiber waste disposal system for traveling pneumatic cleaners | — | 1984-03-13 |
| 4411043 | Traveling pneumatic cleaner with reversing arrangement | — | 1983-10-25 |
| 4333772 | Traveling pneumatic cleaner and automatic unloading arrangement and method | Thomas R. House | 1982-06-08 |